11454901968 has 40 divisors (see below), whose sum is σ = 30878434368. Its totient is φ = 3652287232.

The previous prime is 11454901933. The next prime is 11454901999. The reversal of 11454901968 is 86910945411.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5186805 + ... + 5189012.

Almost surely, 2^11454901968 is an apocalyptic number.

It is an amenable number.

11454901968 is an abundant number, since it is smaller than the sum of its proper divisors (19423532400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11454901968 is a wasteful number, since it uses less digits than its factorization.

11454901968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10375851 (or 10375845 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 48.

The spelling of 11454901968 in words is "eleven billion, four hundred fifty-four million, nine hundred one thousand, nine hundred sixty-eight".